Transactions
| Date | Player | Pos | Transactions |
| 1/19 | Rasmus Asplund | RW | Called up from minors from taxi squad |
| 1/18 | Jonas Johansson | G | Called up from minors from taxi squad |
| 1/16 | Casey Nelson | D | Retired |
| 1/14 | Jack Quinn | RW | Designated for assignment Taxi squad |
| 1/14 | Brandon Biro | LW | Sent to minors Rochester-AHL |
| 1/13 | Brandon Biro | LW | Called up from minors from Rochester-AHL |
| 1/13 | Casey Mittelstadt | C | Designated for assignment Taxi squad |
| 1/13 | Brandon Davidson | D | Designated for assignment Taxi squad |
| 1/13 | Jonas Johansson | G | Designated for assignment Taxi squad |
| 1/13 | Rasmus Asplund | RW | Designated for assignment Taxi squad |
| 1/13 | William Borgen | D | Designated for assignment Taxi squad |
| 1/12 | Jacob Bryson | D | Sent to minors Rochester-AHL |
| 1/12 | Mattias Samuelsson | D | Sent to minors Rochester-AHL |
| 1/12 | Arttu Ruotsalainen | C | Sent to minors Rochester-AHL |
| 1/12 | Andrew Oglevie | C | Sent to minors Rochester-AHL |
| 1/11 | Michael Houser | G | Sent to minors Rochester-AHL |
| 1/11 | Ryan Jones | D | Sent to minors Rochester-AHL |
| 1/11 | Steven Fogarty | RW | Sent to minors Rochester-AHL |
| 1/11 | C.J. Smith | LW | Sent to minors Rochester-AHL |
| 1/11 | Dustin Tokarski | G | Sent to minors Rochester-AHL |
| 1/10 | Casey Fitzgerald | D | Sent to minors Rochester-AHL |
| 1/10 | Brett Murray | LW | Sent to minors Rochester-AHL |
| 1/10 | Brandon Biro | LW | Sent to minors Rochester-AHL |
| 1/10 | Steven Fogarty | RW | Waived |
| 1/10 | Brandon Davidson | D | Waived |
| 1/10 | Dustin Tokarski | G | Waived |
| 1/10 | C.J. Smith | LW | Waived |
| 1/10 | Kyle Okposo | RW | Placed on IR Undisclosed injury |
| 1/9 | Riley Sheahan | LW | Placed on IR COVID-19 protocol |
| 1/8 | Riley Sheahan | C | Signed as Free Agent One-year contract |
| 1/6 | Ryan Jones | D | Invited to Training Camp |
| 1/4 | Zemgus Girgensons | LW | Placed on IR Hamstring |
| 12/31 | Michael Houser | G | Invited to Training Camp |
| 12/30 | Jean-Sebastien Dea | C | Sent to minors Rochester-AHL |
| 12/29 | Riley Sheahan | C | Invited to Training Camp |
| 12/28 | Jean-Sebastien Dea | C | Waived |
| 12/27 | Casey Nelson | D | Granted Leave of Absence Opted out of 20-21 season |
| 12/23 | Casey Mittelstadt | C | Re-Signed One-year contract |
| 12/14 | John Gilmour | D | Signed with European team CSKA Moscow-KHL |
| 11/16 | Jack Quinn | RW | Signed Three-year, entry-level contract |
| 11/4 | Dustin Tokarski | G | Signed as Free Agent Two-year, two-way contract |
| 11/1 | Jonas Johansson | G | Assigned to European Team Krefeld Pinguine-Germany |
| 10/29 | Victor Olofsson | LW | Re-Signed Two-year contract |
| 10/25 | Linus Ullmark | G | Re-Signed One-year contract |
| 10/25 | Sam Reinhart | RW | Re-Signed One-year contract |
| 10/22 | Casey Nelson | D | Signed as Free Agent One-year, two-way contract |
| 10/19 | Steven Fogarty | RW | Signed as Free Agent One-year, two-way contract |
| 10/12 | Taylor Hall | LW | Signed as Free Agent One-year contract |
| 10/12 | Dalton Smith | LW | Signed as Free Agent Minors contract - Rochester-AHL |
| 10/10 | Brandon Montour | D | Re-Signed One-year contract |
| 10/10 | Cody Eakin | C | Signed as Free Agent Two-year contract |
| 10/9 | Vladimir Sobotka | RW | Became Unrestricted Free Agent |
| 10/9 | Jimmy Vesey | LW | Became Unrestricted Free Agent |
| 10/9 | Scott Wilson | LW | Became Unrestricted Free Agent |
| 10/9 | Matt Spencer | D | Became Unrestricted Free Agent Not tendered a qualifying offer |
| 10/9 | Dalton Smith | LW | Became Unrestricted Free Agent |
| 10/9 | Wayne Simmonds | RW | Became Unrestricted Free Agent |
| 10/9 | Casey Nelson | D | Became Unrestricted Free Agent |
| 10/9 | Johan Larsson | C | Became Unrestricted Free Agent |
| 10/9 | Matt Hunwick | D | Became Unrestricted Free Agent |
| 10/9 | Dominik Kahun | LW | Became Unrestricted Free Agent Not tendered a qualifying offer |
| 10/9 | Brandon Hickey | D | Became Unrestricted Free Agent Not tendered a qualifying offer |
| 10/9 | Remi Elie | LW | Became Unrestricted Free Agent Not tendered a qualifying offer |
| 10/9 | Taylor Leier | LW | Became Unrestricted Free Agent |
| 10/9 | Michael Frolik | RW | Became Unrestricted Free Agent |
| 10/9 | Andrew Hammond | G | Became Unrestricted Free Agent |
| 10/9 | John Gilmour | D | Became Unrestricted Free Agent |
| 10/9 | Tobias Rieder | RW | Signed as Free Agent One-year contract |
| 10/9 | Matt Irwin | D | Signed as Free Agent One-year contract |
| 10/9 | Brandon Davidson | D | Signed as Free Agent One-year contract |
| 10/8 | Zemgus Girgensons | LW | Contract extended Three-year contract extension |
| 10/7 | Jonas Johansson | G | Contract extended One-year, two-way contract extension |
| 10/5 | Tage Thompson | RW | Contract extended Three-year contract extension |
| 10/2 | Andrew Oglevie | C | Contract extended Two-year, two-way contract extension |
| 9/24 | Curtis Lazar | C | Contract extended Two-year contract extension |
| 9/23 | Matej Pekar | C | Assigned to European Team HC Benatky nad Jizerou-Czech Rep. |
| 9/21 | Oskari Laaksonen | D | Assigned to European Team Lahden Pelicans-Finland |
| 9/16 | Rasmus Asplund | RW | Assigned to European Team Vasteras IK-Sweden |
| 9/16 | Eric Staal | C | Traded for Marcus Johansson |
| 8/5 | Arttu Ruotsalainen | C | Assigned to European Team Ilves-Finland |
| 7/31 | Brett Murray | LW | Signed as Free Agent Two-year, entry-level contract |
| 7/15 | Patrik Berglund | LW | Signed with European team Brynas IF-Sweden |
© 2021 by STATS PERFORM.Any commercial use or distribution without the express written consent of STATS PERFORM is strictly prohibited.